Global Patent Index - EP 2742586 A4

EP 2742586 A4 20140806 - HOLDUP TIME CIRCUIT AND METHOD FOR BRIDGELESS PFC CONVERTER

Title (en)

HOLDUP TIME CIRCUIT AND METHOD FOR BRIDGELESS PFC CONVERTER

Title (de)

VERZÖGERUNGSZEITSCHALTUNG UND VERFAHREN FÜR BRÜCKENLOSE PFC-WANDLER

Title (fr)

CIRCUIT DE TEMPS DE RÉTENTION ET PROCÉDÉ POUR CONVERTISSEUR PFC SANS PONT

Publication

EP 2742586 A4 20140806 (EN)

Application

EP 12826955 A 20120827

Priority

  • US 201113219513 A 20110826
  • CN 2012080618 W 20120827

Abstract (en)

[origin: US2013049709A1] An embodiment holdup time circuit of a bridgeless power factor correction circuit comprises a charge device, an energy storage apparatus and a discharge device. The charge device comprises a first terminal coupled to a bridgeless power factor correction circuit and a second terminal coupled to the energy storage apparatus. The discharge device comprises a first terminal coupled to the energy storage apparatus and a second terminal coupled to the bridgeless power factor correction circuit.

IPC 8 full level

H02M 7/12 (2006.01); H02M 3/335 (2006.01); H02M 7/04 (2006.01)

CPC (source: EP US)

H02M 1/0085 (2021.05 - EP US); H02M 1/4208 (2013.01 - US); H02M 1/4225 (2013.01 - EP US); H02M 5/20 (2013.01 - US); H02M 5/293 (2013.01 - US); H02M 1/32 (2013.01 - EP US); Y02B 70/10 (2013.01 - EP US); Y02P 80/10 (2015.11 - EP US)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

US 2013049709 A1 20130228; US 9590495 B2 20170307; CN 103081328 A 20130501; CN 103081328 B 20151125; EP 2742586 A1 20140618; EP 2742586 A4 20140806; EP 2742586 B1 20171115; US 10411591 B2 20190910; US 2017179813 A1 20170622; WO 2013029515 A1 20130307

DOCDB simple family (application)

US 201113219513 A 20110826; CN 2012080618 W 20120827; CN 201280002432 A 20120827; EP 12826955 A 20120827; US 201715451254 A 20170306